master
add public interface headers to implementation files
initial check-in, version 0.5.0
fix signed overflows at most-negative values in ato(i|l|ll)
bsearch: simplify and optimize
include cleanups: remove unused headers and add feature test macros
make fcvt decimal point location for zero make more sense
qsort: fix shift UB in shl and shr
fix constraint violation in qsort wrapper around qsort_r
fix mismatched signatures for strtod_l family
fix undefined behavior in strto* via FILE buffer pointer abuse
fix undefined behavior in wcsto[ld] family functions